Sole for footwear



FIG. 1 is a top plan view of a sole for footwear showing my new design;

FIG. 2 is a bottom plan view;

FIG. 3 is a right side elevational view;

FIG. 4 is a left side elevational view;

FIG. 5 is a rear elevational view and

FIG. 6 is a front elevational view thereof. 

The ornamental design for a sole for footwear, as shown and described. 